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Trane Trane Communicating Thermostats (BACnet) - page 1
SAFETY WARNING Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person could result in death or se ...
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Trane Trane Communicating Thermostats (BACnet) - page 2
Copyright © 2011 Trane All rights reserved This document and the information in it are the property of Trane and may not be used or reproduced in whole or in part, without the written permission of Trane. Trane reserves the right to revise this publication at any time and to make changes to its content without obligation to notify any person of su ...
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Table of Contents BAS-SVP10A-EN 3 Overview .............................................................. 5 Product Description ................................................ 5 Related Documents ................................................ 6 Planning Your Integration ........................................... 6 “How To” Information ..... ...
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4 BAS-SVP10A-EN Objects and Parameters ........................................... 3 0 Tracer SC Network Configuration ................................... 3 2 Data Normalization .................................................... 3 6 Example: Occupancy Request ...................................... 3 6 Template: TStat_FanCoil_Trane ............... ...
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BAS-SVP10A-EN 5 Overview This document is written to guide you through integration of the Trane Communicating Thermostats into an MS/TP network using the BACnet protocol and managed by a Tracer SC. Product Description The Trane Communicating Thermostats are available for heat pump, rooftop, and fan coil applications. • X13511541010 and -2010 (Hea ...
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6 BAS-SVP10A-EN Overview Related Documents See the following documents for Communicating Thermostat installation and configuration information. • Trane Communicating Thermostats for Heat Pump Control User Guide (BAS-SVU10x-EN) • Trane Communicating Thermostats for Rooftop Control User Guide (BAS-SVU11x-EN) • Trane Communicating Thermostats fo ...
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BAS-SVP10A-EN 7 Summary of BACnet Objects The Building Automation and Control Network (BACnet and ANSI/ASHRAE Standard 135-2004) protocol is a standard that allows building automation systems or components from different manufacturers to share information and control functions. BACnet provides building owners the capability to connect various types ...
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8 BAS-SVP10A-EN Summary of BACnet Objects (X13511541010 and -2010) Rooftop and Heat Pump Models • Default Device ID is set to: 7600MAC where MAC is the current MAC address of the device. • The device ID and the Device Name change if you change the device’s MAC address. For example, when a heat pump communicating thermostat with a MAC address ...
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BAS-SVP10A-EN 9 Summary of BACnet Objects Unoccupied Heat Setpoint AV 43 Present_Value (R,W) Unoccupied Cool Setpoint AV 44 Present_Value (R,W) General Options 1 GRP 45 Present_Value (R) BI 1 Configuration MV 46 Present_Value (R,W) BI 2 Configuration MV 47 Present_Value (R,W) UI 3 configuration MV 48 Present_Value (R,W) Menu Scroll BV 49 Present_Va ...
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10 BAS-SVP10A-EN Summary of BACnet Objects Rooftop and Heat Pump Objects Table 3. Rooftop and heat pump ungrouped objects Object Name Type and Instance Object Property Rooftop -1010 Heat Pump -2010 Dehumidifi- cation -1050 Room Temperature AV 7 Present_Value (R,W) √√ √ Room Temp Override BV 8 Present_Value (R,W) √√ √ Outdoor Temperature ...
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BAS-SVP10A-EN 11 Summary of BACnet Objects Cooling CPH MV 54 Present_Value (R,W) √√ √ Frost Protection BV 55 Present_Value (R,W) √√ √ Aux Contact BV 56 Present_Value (R,W) √√ √ Menu Scroll BV 57 Present_Value (R,W) √√ √ General Options 2- GRP 58 Present_Value (R) √√ √ Password Value AV 59 Present_Value (R,W) √√ √ ...
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12 BAS-SVP10A-EN Summary of BACnet Objects Standard Object Types Supported Footnotes for fan coils: a : Present_Value and Out_of_Service properties are writable for every AV objects except PI Heating Demand (AV21) and PI Cooling Demand (AV22). b : Present_Value property for Room Temperature (AV7) and Room Humidity (AV10) is writable only if Room Te ...
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BAS-SVP10A-EN 13 Summary of BACnet Objects c : Object_Name property is writable only for Room Temperature (AV7). d : Present_Value and Out_of_Service properties are writable for every MV objects except Heating Valve Status (MV26), Cooling Valve Status (MV27), Fan Status (MV28), and Effective Occupancy (MV33) Footnotes for rooftop units and heat pum ...
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14 BAS-SVP10A-EN BACnet Object Properties This section lists ranges, enumerations, and values for the set of Communicating Thermostat objects. Fan Coil Object Properties Table 6. List of property value range restrictions Object Name Object Type and Instance Minimum Range Value Maximum Range Value Default Value Room Temperature AV 7 -39.9°F (-40°C ...
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BAS-SVP10A-EN 15 BACnet Object Properties * This object will be linked to the value of the ‘UI 3 Configuration’ object. When the ‘UI 3 Configuration’ object value is 0, 3 or 4, the value will be set to ‘Deactivated.’ Table 8. List of property enumeration sets for MV objects Table Notes: 1 Enumeration sets for MV16 depends on Sequence of ...
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16 BAS-SVP10A-EN BACnet Object Properties Table Notes: (continued) 3 Enumeration sets for MV17 depends on Fan Mode Sequence (MV58) value upon device discovery. If required enumeration is not present, set MV58 to desired value and rediscover MV17 object. Available enumeration will now reflect required configuration. 4, 5 Available state text and def ...
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BAS-SVP10A-EN 17 BACnet Object Properties meration will now reflect required configuration. 9 Available object name, state text and default value depends on Control Type (BV75) value and Pipe Number (MV52) upon device discovery. (See Table 12 .) BV75 Value MV52 Index MV27 Object Name Function MV26 State Text Index Default Value On/Off 1 (2 pipe) He ...
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18 BAS-SVP10A-EN BACnet Object Properties Temporary Occupancy Time MV 62 1 0 hour 2 hours 2 1 hour 3 2 hours 4 3 hours 5 4 hours 6 5 hours 7 6 hours 8 7 hours 9 8 hours 10 9 hours 11 10 hours 12 11 hours 13 12 hours 14 13 hours 15 14 hours 16 15 hours 17 16 hours 18 17 hours 19 18 hours 20 19 hours 21 20 hours 22 21 hours 23 22 hours 24 23 hours 25 ...
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BAS-SVP10A-EN 19 BACnet Object Properties Rooftop and Heat Pump Object Properties On-Off Control CPH MV 77 1 3 CPH 4 CPH 2 4 CPH 3 5 CPH 4 6 CPH 5 7 CPH 6 8 CPH Table 13. Additional MV Values (continued) Object Name Object ID BACnet Index Text Default Value Table 14. List of property value range restrictions for AI and AV objects Object Name Object ...
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20 BAS-SVP10A-EN BACnet Object Properties Humidifier Output AV 101 0% 100% N/A Table 15. List of property enumeration sets for BI and BV objects Object Name Object Type and Instance Inactive_Text Active_Text Default Value Room Temp Override BV 8 Normal Override Normal Outdoor Temp Override BV 10 Normal Override Normal AUX BI 24 Off On Off G Fan BI ...
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BAS-SVP10A-EN 21 BACnet Object Properties Table 16. List of property enumeration sets for MV objects Object Name Object Type and instance BACnet Index Text Default Value Occupancy Command MV12 1 Local Occupancy Local Occupancy 2 Occupied 3 Unoccupied System Mode HPU MV13 1 Off Auto 2 Auto 3 Cool 4 Heat 5 Emergency System Mode RTU MV14 1 Off Auto 2 ...
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22 BAS-SVP10A-EN BACnet Object Properties DI1 Configuration MV65 1 None None 2 RemNSB 3 RemOVR 4 Filter 5 Service 6 Fan lock DI2 Configuration MV66 1 None None 2 RemNSB 3 RemOVR 4 Filter 5 Service 6 Fan lock Proportional Band MV 67 1 2 2 F 0.6 C 2 2 3 3 F 1.2 C 3 4 4 F 1.7 C 4 5 5 F 2.2 C 5 6 6 F 2.8 C 6 7 7 F 3.3 C 7 8 8 F 3.9 C Event Display MV71 ...
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BAS-SVP10A-EN 23 Objects You Can Use in Site Graphics Fan Coils You can use the following objects in site graphics: Figure 1. Sample Fan Coil Graphic Room Temperature (AV7) Heating Valve Status (MV26) Occupied and Unoccupied Heat Setpoints (AV39 and AV43) Cooling Valve Status (MV28) Occupied and Unoccupied Cool Setpoints (AV40 and AV34) PI Heating ...
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24 BAS-SVP10A-EN Objects You Can Use in Site Graphics Rooftop and Heat Pump Units You can use the following objects in site graphics: Room Temperature (AV7) W1 Heat (BI28) Occupied and Unoccupied Heat Setpoints (AV 42 and AV44) W2 Heat (BI29) or Reversing Valve (BI30) Occupied and Unoccupied Cool Setpoints (AV 43 and AV45) Economizer Output (AV22) ...
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BAS-SVP10A-EN 25 Wiring Requirements for Communicating Thermostats BACnet networks use a daisy chain configuration. A daisy chain means that there is only one main cable and every network device is connected directly along its path. Figure 2 illustrates two improper network configurations and the proper daisy chain configuration. Figure 2. Incorrec ...
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Trane Trane Communicating Thermostats (BACnet) - page 26
26 BAS-SVP10A-EN Wiring Requirements for Communicating Thermostats BACnet Wiring Procedure Follow these steps to connect communication wiring as shown in Figure 3, p. 26 . 1. Attach the communication link wiring to the Tracer SC at Link 1 or Link 2. Note: It is not necessary to place the Tracer SC at the end of the of the communication link. 2. Att ...
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BAS-SVP10A-EN 27 Figure 4. Terminating BACnet links using BACnet terminators Product Specifications Specifications for Communicating Thermostats are as follows. Network Adapter The polarity of the connection to the cable is important. From one module to the other it is important that the same colored wire be connected to “plus” or “+” and t ...
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28 BAS-SVP10A-EN Wiring Requirements for Communicating Thermostats Communicating Thermostat Status LEDs Table 18 shows the different possibilities with the Status LED behaviour for a BACnet module. Troubleshooting Table 18. Status LED conditions with causes and possible solutions (fan coil) Condition of the Status LED Possible Cause Solution 1 shor ...
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BAS-SVP10A-EN 29 Additional Information and Considerations This chapter explains some special tips and considerations that apply to the Trane Communicating Thermostats. These tips and considerations are grouped in the following categories: • MS/TP network integration • Objects and parameters • Tracer SC network configuration MS/TP Network Int ...
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30 BAS-SVP10A-EN Additional Information and Considerations Rooftop and Heat Pump Units Programs writing to the devices should have a structure similar to the following: Retries and Timeouts (Supervisory Controllers Other Than Tracer SC) Another thing to look for in a BACnet integration is the Device object of the Supervisory Controller (and the Ope ...
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Trane Trane Communicating Thermostats (BACnet) - page 31
BAS-SVP10A-EN 31 Additional Information and Considerations • If the device should go offline, the communicated value from the front-end Tracer SC will be released: – Room Temperature – Outdoor Temperature – Occupancy • Device Name and Device ID properties are writable in BACnet device object. Both properties can be renamed from any BACnet ...
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Trane Trane Communicating Thermostats (BACnet) - page 32
32 BAS-SVP10A-EN Additional Information and Considerations Tracer SC Network Configuration You should be aware of these important facts about Communicating Thermostat capabilities in the Tracer SC network. No automatic installation The Trane Communicating Thermostats do not automatically install on the Tracer SC. Custom templates are available and ...
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Trane Trane Communicating Thermostats (BACnet) - page 33
BAS-SVP10A-EN 33 Additional Information and Considerations Figure 6. Area members page (actions > edit configuration) Heat only/cool only If the thermostat is configured as cool only, it will not accept its Heat Cool Mode Request to be controlled to any heating mode. The converse applies if the thermostat is configured for heat only, it will not ...
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Trane Trane Communicating Thermostats (BACnet) - page 34
34 BAS-SVP10A-EN Additional Information and Considerations These properties are also shown but not populated on point status pages ( Figure 8, p. 34 ). Figure 8. Status section of the Point Status page No active setpoint or heat/cool mode data The Spaces Summary and Equipment Summary pages do not show data for active setpoint or heat/ cool mode as ...
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Trane Trane Communicating Thermostats (BACnet) - page 35
BAS-SVP10A-EN 35 Additional Information and Considerations Outdoor air temperature On the TStat_FanCoil, the point Outdoor Air Temperature is only controlled from a BAS. It is not used in the control sequence of the device. If this value is to be shown on the LCD display on the thermostat, it’s recommended to use global referencing to send the Fa ...
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Trane Trane Communicating Thermostats (BACnet) - page 36
36 BAS-SVP10A-EN Data Normalization Special data normalization has been applied to various points in the factory loaded equipment templates. This data normalization serves to make a consistent interface to equipment across Tracer SC. This chapter lists special data normalizations for each equipment template. Example: Occupancy Request The following ...
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BAS-SVP10A-EN 37 Data Normalization Tracer SC point name: Occupancy Request BACnet point name, type, and instance: Occupancy Command (MV 18) Table 24. Tracer SC writing to the fan coil (Occupancy Request) Tracer SC Point name: Heat Cool Mode Request BACnet point name, type and instance: System Mode (MV 16) Table 26. Tracer SC writing to the fan coi ...
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38 BAS-SVP10A-EN Data Normalization Tracer SC Point name: Supply Fan Staged Speed Status BACnet point name, type, and instance: Fan Status (MV 28) Tracer SC Point name: Fan Mode BAS BACnet point name, type, and instance: Fan Mode (MV 17) Table 28. Tracer SC writing to the fan coil (Supply Fan Staged Speed Status) Tracer SC state and text Fan coil s ...
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BAS-SVP10A-EN 39 Data Normalization Template: TStat_HeatPump_Trane This section lists special data normalizations for points in this template. • Tracer SC Point name: Occupancy Status • BACnet point name, type, and instance: Effective Occupancy (MV 34) Tracer SC state and text Heat pump state and text 1 - Occupied 1 - Occupied 2 - Unoccupied 2 ...
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Trane Trane Communicating Thermostats (BACnet) - page 40
40 BAS-SVP10A-EN Data Normalization Template: TStat_RTU_Trane This section lists special data normalizations for points in this template. Tracer SC Point name: Occupancy Status BACnet point name, type, and instance: Effective Occupancy (MV 34) Table 36. Tracer SC writing to the heat pump (Heat Cool Mode Request) Tracer SC state and text Heat pump s ...
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BAS-SVP10A-EN 41 Data Normalization Tracer SC Point name: Occupancy Request BACnet point name, type, and instance: Occupancy Command (MV 12) Tracer SC Point name: Heat Cool Mode Request BACnet point name, type and instance: System Mode (MV 14) Table 40. Tracer SC writing to the rooftop unit (Occupancy Request) Tracer SC state and text Rooftop unit ...
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Trane Trane Communicating Thermostats (BACnet) - page 42
42 BAS-SVP10A-EN Trane Communicating Thermostat Points List The following tables provide side by side lists of Tracer SC points and Communicating Thermostat device point names and related information. TStat_Fan_Coil_Trane Table 44. Points Available in the TStat_Fan_Coil_Trane Template Tracer SC Point Name TStat Device Point Name Point Type Point In ...
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BAS-SVP10A-EN 43 Trane Communicating Thermostat Points List TStat_HeatPump_Trane Template Cooling Valve Status MV 27 BI 1 Configuration MV 46 BI 2 Configuration MV 47 UI 3 Configuration MV 48 Pipe Number MV 52 AUX Configuration MV 54 Fan Mode Sequence MV 57 Proportional Band MV 65 Floating Motor Timing MV 76 On Off Control CPH MV 77 Table 44. Point ...
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44 BAS-SVP10A-EN Trane Communicating Thermostat Points List TStat_RTU_Trane Template Heating Lockout Temperature AV 50 Cooling Lockout Temperature AV 51 Password Value AV 59 Power-up Delay AV 60 Unoccupied Time AV 68 High Balance Point AV 82 Low Balance Point AV 83 AUX BI 24 DI 1 Status BI 31 DI 2 Status BI 32 Room Temp Override BV 8 Outdoor Temp O ...
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BAS-SVP10A-EN 45 Trane Communicating Thermostat Points List Heat Output 2 Status W2 Heat BI 29 In Defrost Frost Protection BV 55 Keypad Lockout Keypad Lockout MV 18 Low Temperature Alarm Frost Alarm BI 36 Minimum Heating Cooling Setpoint Differential Deadband AV 52 Occupancy Input Local Motion BI 33 Occupancy Request Occupancy Command MV 12 Yes Occ ...
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